Netherlands
Male
FIDE ID:
Ronald Ritsema
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 2nd Science Park Open A | 07/14/2012 | 2290 |  Netherlands |
| Haarlem AKN op 10th | 07/06/2001 | 621 | Netherlands |
| Helmond op | 06/??/2001 | 560 | Netherlands |
| Haarlem AKN op | 06/30/2000 | 734 | Netherlands |
Ronald Ritsema Repertoire with White pieces (most played)
| ECO | Opening | Games |
| A36 | English, symmetrical variation | 5 games |
| A48 | King's Indian, East Indian defence | 1 games |
| A18 | English, Mikenas-Carls variation | 1 games |
| E61 | King's Indian defence, 3.Nc3 | 1 games |
Ronald Ritsema Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| C00 | French defence | 2 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| E06 | Catalan, closed, 5.Nf3 | 1 games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 1 games |
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